Sealed Power H426CP30 Hypereutectic Dome Pistons, 4.280-Inch Bore, Big Block Chevy, Set of 8

Sealed Power H426CP30 hypereutectic dome pistons are designed for Big Block Chevy applications and are supplied as a set of 8. Each piston features a 4.280-inch bore and a 1.640-inch compression height for use in builds requiring these specifications.

The dome design provides a listed volume of plus 10.50 cc, while the coated skirt supports the piston design. These pistons use 5/64-inch, 5/64-inch, and 3/16-inch ring grooves, matching the dimensions specified for the H426CP30 part number.

Built from hypereutectic material, this Sealed Power piston set is suited for engine rebuild or performance applications where the listed Big Block Chevy configuration, bore, compression height, dome volume, and ring groove sizes are required. The set includes 8 pistons.

Features:

• Brand: Sealed Power
• Part Number: H426CP30
• Piston Type: Hypereutectic dome piston
• Application: Big Block Chevy
• Bore: 4.280 inches
• Compression Height: 1.640 inches
• Dome Volume: Plus 10.50 cc
• Ring Grooves: 5/64-inch, 5/64-inch, and 3/16-inch
• Skirt: Coated skirt
• Quantity: Set of 8